<template>
  <div class="top">
    <div class="topTool">
      <a onclick="window.history.back(-1)">
        <i class="el-icon-arrow-left"></i>返回
      </a>
      <em>备课中心</em>
      <!-- <a @click="tcshowR =! tcshowR">筛选</a> -->
    </div>
  </div>
</template>

<script>
export default {
  name: "top"
};
</script>

<style>
</style>
